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tcg: Split rem requirement from div requirement

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There are several hosts with only a "div" insn.  Remainder is computed
manually from the quotient and inputs.  We can do this generically.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-03-11 22:41:47 -07:00
parent cc7772bdbe
commit ca675f46e6
12 changed files with 50 additions and 12 deletions
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2
tcg/arm/tcg-target.h
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@ -76,8 +76,10 @@ typedef enum {
#ifdef __ARM_ARCH_EXT_IDIV__
#define TCG_TARGET_HAS_div_i32 1
#define TCG_TARGET_HAS_rem_i32 1
#else
#define TCG_TARGET_HAS_div_i32 0
#define TCG_TARGET_HAS_rem_i32 0
#endif
extern bool tcg_target_deposit_valid(int ofs, int len);